<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <!-- 引入 lib 目录下的 bootstrap 样式表 -->
  <link rel="stylesheet" href="./lib/bootstrap-v4.6.0.css">
  <style>
    :root {
      font-size: 15px;
    }

    body {
      padding-top: 15px;
    }
  </style>
</head>

<body>

  <!-- 栅格系统 -->
  <div class="container-fluid">
    <!-- 栅格系统中的一行 -->
    <div class="row">
      <!-- 左侧的表格，占了 8 列 -->
      <div class="col-sm-8">
        <table class="table table-bordered table-striped table-dark table-hover text-center">
          <thead>
            <!-- 表头行 -->
            <tr>
              <th scope="col">Id</th>
              <th scope="col">书名</th>
              <th scope="col">作者</th>
              <th scope="col">出版社</th>
              <th scope="col">操作</th>
            </tr>
          </thead>
          <tbody>
            <!-- 表格中的每一行 -->
            <tr>
              <th scope="row">xxx</th>
              <td>xxx</td>
              <td>xxx</td>
              <td>xxx</td>
              <td>
                <button type="button" class="btn btn-link btn-sm">删除</button>
              </td>
            </tr>
          </tbody>
        </table>
      </div>

      <!-- 右侧的添加区域，占了 4 列 -->
      <div class="col-sm-4">
        <!-- 添加图书的卡片 -->
        <div class="card text-white bg-secondary sticky-top">
          <div class="card-header">添加新图书</div>
          <form class="card-body bg-light" id="addForm">
            <!-- 书名 -->
            <div class="input-group mb-3">
              <div class="input-group-prepend">
                <span class="input-group-text">书名</span>
              </div>
              <input type="text" class="form-control" placeholder="请输入图书名称" name="bookname">
            </div>
            <!-- 作者 -->
            <div class="input-group mb-3">
              <div class="input-group-prepend">
                <span class="input-group-text">作者</span>
              </div>
              <input type="text" class="form-control" placeholder="请输入作者名字" name="author">
            </div>
            <!-- 出版社 -->
            <div class="input-group mb-3">
              <div class="input-group-prepend">
                <span class="input-group-text">出版社</span>
              </div>
              <input type="text" class="form-control" placeholder="请输入出版社名称" name="publisher">
            </div>
            <!-- 添加按钮 -->
            <button class="btn btn-dark" type="submit">添加</button>
          </form>
        </div>
      </div>
    </div>
  </div>

  <script src="./lib/common.js"></script>
  <script src="./lib/axios.js"></script>
  <script src="./lib/jquery.min.js"></script>
  <script src="https://cdn.bootcdn.net/ajax/libs/axios/1.3.4/axios.js"></script>
  <script>
    $(function () {
      function render(){
        axios({
          method:'get',
          url:'http://www.liulongbin.top:3009/api/getbooks'
        }).then(({data:{data,msg,code}})=>{
          // console.log(item)
          if(code !== 200){
            return alert(msg)
          }
          const htmlStr = data.map(({id,bookname,author,publisher})=>{
            return`
              <tr id="clear">
                <th scope="row">${id}</th>
                <td>${bookname}</td>
                <td>${author}</td>
                <td>${publisher}</td>
                <td>
                <button type="button" class="btn btn-link btn-sm" data-id=${id}>删除</button>
                </td>
              </tr>
            `
            
          }).join('')
          $('tbody').html(htmlStr)
        })
      }
      render()
      $('#addForm').on('submit', function (e) {
        e.preventDefault()
        const bookname = $('[name="bookname"]').val().trim()
        const author = $('[name="author"]').val().trim()
        const publisher = $('[name="publisher"]').val().trim()

        // console.log(bookname);
        // console.log(author);
        // console.log(publisher);
        axios({
          method: 'post',
          url: 'http://www.liulongbin.top:3009/api/addbook',
          data:{
          bookname,
          author,
          publisher
        }
        }).then(({data:{code,msg}}) => {
          // console.log(code);
          if(code!==201){
            return alert(msg)
          }
          $('[name="bookname"]').val('')
          $('[name="author"]').val('')
          $('[name="publisher"]').val('')
          render()
        })
      })
      $('tbody').on('click',function(e){
        console.dir(e.target.tagName)
        if(e.target.tagName === 'BUTTON'){
           // console.log(e.target.dataset.id);
          //  console.log(e.target.dataset)
           const id = e.target.dataset.id
           axios({
              method: 'delete',
              url: `http://www.liulongbin.top:3006/api/delbook?id=${id}`,
            }).then(({data:msg,status})=>{
              // console.log(res)
              if(status !== 200){
                return alert(msg)
              }
              render()
            })
        }
      })
    })
  </script>
</body>

</html>